Email-Worm.Win32.Klez.gen (v) Information and Removal.

High risks are typically installed without user interaction through security exploits, and can severely compromise system security. Such risks may open illicit network connections, use polymorphic tactics to self-mutate, disable security software, modify system files, and install additional malware. These risks may also collect and transmit personally identifiable information (PII) without your consent and severely degrade the performance and stability of your computer.